Lutidinic acid

Lutidinic acid
Names
	Preferred IUPAC name Pyridine-2,4-dicarboxylic acid
	Other names 2,4-Pyridinedicarboxylic acid
Identifiers
CAS Number	499-80-9;
3D model (JSmol)	Interactive image;
Beilstein Reference	131631
ChEBI	CHEBI:44737;
ChEMBL	ChEMBL316034;
ChemSpider	9938;
ECHA InfoCard	100.007.176
EC Number	207-892-2;
Gmelin Reference	279731
PubChem CID	10365;
UNII	AFI29F0TVL;
CompTox Dashboard (EPA)	DTXSID9060104 ;
	InChI InChI=1S/C7H5NO4/c9-6(10)4-1-2-8-5(3-4)7(11)12/h1-3H,(H,9,10)(H,11,12) Key: MJIVRKPEXXHNJT-UHFFFAOYSA-N;
	SMILES O=C(O)c(c0)nccc0C(O)=O;
Properties
Chemical formula	C7H5NO4
Molar mass	167.120 g·mol−1
Melting point	242–243 °C (468–469 °F; 515–516 K)
Hazards
	GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H315, H319, H335
Precautionary statements	P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, P501
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Lutidinic acid (pyridine-2,4-dicarboxylic acid) is a heterocyclic organic compound, more precisely a heteroaromatic. It belongs to the group of pyridine dicarboxylic acids and consists of a pyridine ring which carries two carboxy groups in the 2- and 4-position.^[2]^[3]

References

^ "Safety Data Sheet" (in German).
^ Meyer, Hans; Tropsch, Hans (1914). "Über Derivate der Lutidinsäure und das αγ-Diaminopyridin". Monatshefte für Chemie. 35 (2): 189–206. doi:10.1007/BF01518123. S2CID 104461279.
^ Richard Wolffenstein: Die Pflanzenalkaloide, 3. Auflage, Berlin 1922, S. 67 ([1], p. 67, at Google Books)